Going off on the name makes your entire question and argument subjective and useless in a constructive discussion.
Rust is less tight. That’s fine for an application, but the kernel is used by everyone who uses Linux.
Rustians disparage C because it doesn’t have Rust behavior.
Why must the kernel have Rust behavior?
No, the 50+ years of ridiculously unavoidable memory corruption errors have done more to disparage C than anyone working in another language.